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44 lines
917 B
44 lines
917 B
3 years ago
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#!/usr/bin/env python3
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import argparse
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if __name__ == '__main__':
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parser = argparse.ArgumentParser('count_bits - count u32/u64 into bits 1')
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parser.add_argument(
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'--num', '-n',
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help='input number',
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default='0x32'
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)
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parser.add_argument(
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'--base', '-b',
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help='dec/hex',
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default='16'
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)
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parser.add_argument(
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'--width', '-w',
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help='bits width',
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default='32'
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)
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# get input args
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args = parser.parse_args()
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base = int(args.base, 10)
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if 10 == base:
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num = int(args.num, 10)
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elif 16 == base:
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num = int(args.num, 16)
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width = int(args.width, 10)
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print("check 0x%x " % num + "base {} width {}".format(base, width))
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out = "bits "
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for i in range(0, width):
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if ((num >> i) & 1) == 1 :
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out = out + " " + str(i)
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out = out + " is 1"
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print(out)
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